CVE-2015-1427

Name: CVE-2015-1427
Creator: NVD / NIST
Published: 2015-02-17T15:59:04.56+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10Actively ExploitedEPSS 99.91%

Last modified Jun 17, 2026

CVE-2015-1427 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The Groovy scripting engine in Elasticsearch before 1.3.8 and 1.4.x before 1.4.3 allows remote attackers to bypass the sandbox protection mechanism and execute arbitrary shell commands via a crafted script.. CISA has confirmed active exploitation in the wild. EPSS estimates a 99.91% chance of exploitation in the next 30 days.

Description

The Groovy scripting engine in Elasticsearch before 1.3.8 and 1.4.x before 1.4.3 allows remote attackers to bypass the sandbox protection mechanism and execute arbitrary shell commands via a crafted script.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

99.91%

100.0th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Apr 15, 2022.

Affected Software

Vendor	Product	Versions
Elastic	Elasticsearch	< 1.3.8
Elastic	Elasticsearch	>= 1.4.0, < 1.4.3
Redhat	Fuse	1.0.0

References

http://packetstormsecurity.com/files/130368/Elasticsearch-1.3.7-1.4.2-Sandbox-Escape-Command-Execution.htmlThird Party Advisory, VDB Entry
http://packetstormsecurity.com/files/130784/ElasticSearch-Unauthenticated-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
http://www.elasticsearch.com/blog/elasticsearch-1-4-3-1-3-8-released/Patch, Vendor Advisory
http://www.securityfocus.com/archive/1/534689/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/72585Broken Link, Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2017:0868Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/100850Third Party Advisory, VDB Entry
https://www.elastic.co/community/security/Not Applicable, Vendor Advisory
http://packetstormsecurity.com/files/130368/Elasticsearch-1.3.7-1.4.2-Sandbox-Escape-Command-Execution.htmlThird Party Advisory, VDB Entry
http://packetstormsecurity.com/files/130784/ElasticSearch-Unauthenticated-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
http://www.elasticsearch.com/blog/elasticsearch-1-4-3-1-3-8-released/Patch, Vendor Advisory
http://www.securityfocus.com/archive/1/534689/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/72585Broken Link, Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2017:0868Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/100850Third Party Advisory, VDB Entry
https://www.elastic.co/community/security/Not Applicable, Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-1427US Government Resource

Timeline

Published: Feb 17, 2015
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2015-1427?

How severe is CVE-2015-1427?

CVE-2015-1427 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 99.91% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2015-1427?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST